Rallybio share price logo

Rallybio

NASDAQ: RLYB

$16.83

+0.23

(+1.39%)

as on

Rallybio Stock Performance

as on August 22, 2026 at 2:16 pm IST

  • Day's Low

    Day's High

    $16.55
    $16.95
    downward going graph

    1.66%

    Downside

    0.71%

    Upside

    downward going graph
  • 52 Week's Low

    52 Week's High

    $3.67
    $17.57
    downward going graph

    78.19%

    Downside

    4.42%

    Upside

    downward going graph

Rallybio share price movements today

Previous Close
$16.60
Open
$16.63
Volume
82.8K
Market Cap
$90.2M
Day's Low - High
$16.55 - $16.95
52 Week Low - High
$3.67 - $17.57

Rallybio Historical Returns

1 Month Return
+ 3.47 %
3 Month Return
+ 18.81 %
1 Year Return
+ 251.61 %
3 Year Return
-61.17 %
5 Year Return
-85.61 %

Rallybio Stock Fundamentals & Key Indicators

Check Rallybio market cap, PE, PB, PEG ratios, dividend yield, and other key fundamental indicators.

Market Cap

$90.2M

EPS (TTM)

-5.52

Dividend Yield

0.00%

Quarterly Earnings Growth YOY

0.00%

PE Ratio (TTM)

2.13

Industry PE ratio

-1.5966015625

PEG Ratio

0

EBITDA

-25.4M

Revenue (TTM)

646.0K

Profit Margin

7051.24%

Return On Equity TTM

64.86%

Rallybio Stock Valuation

Track how Rallybio P/E has moved over time to understand its valuation trends.

Rallybio in the last 5 years

  • Overview

  • Trends

Lowest (-21.36x)

March 31, 2026

Industry (-1.60x)

August 17, 2026

Today (2.13x)

August 17, 2026

Highest (3.42x)

September 30, 2025

LowHigh

Today’s Price to Earnings Ratio: 2.13x

Rallybio vs Peer Comparison

Compare market cap, revenue, PE, and other key metrics of Rallybio with its industry peers.

Company
Analyst View
Market Cap
5 Years Return %PE RatioProfit Margin %Dividend Yield %
BUY$90.2M-85.61%2.137051.24%NA
BUY$43.7B669.3%NA0.00%NA
BUY$128.2B154.86%29.8286.04%NA
BUY$25.3B-84.24%-7.98-12.57%NA
BUY$82.7B24.1%19.2484.86%0.44999999999999996%

Stock Returns calculator for Rallybio Stock including INR - Dollar returns

The Rallybio stock calculator helps Indian investors calculate returns based on the historical performance of the stock. Just choose your investment amount and duration to get insights and invest more confidently. See stock returns as well as the effect of dollar appreciation over different durations.

*Dollar Impact: The bonus return you make when the US Dollar rises against the Rupee; calculated on the full amount you walk away with, not just what you invested in.

Investment Value

₹1,00,000

  • 1Y

  • 3Y

  • 5Y

Rallybio investment value today

Current value as on today

₹3,81,721

Returns

₹2,81,721

(+281.72%)

Returns from Rallybio Stock

₹2,48,303 (+248.3%)

Dollar Impact

₹33,418 (+33.42%)

Analyst Recommendation on Rallybio Stock

Based on 12 analysts

BUY

91.67%

Buy

8.33%

Hold

0.00%

Sell

Based on 12 analysts, 91.67% of analysts recommend a 'BUY' rating for Rallybio. Average target price of $8

Rallybio Share Price Target

Get share price movements and forecasts by analysts on Rallybio.

What analysts predicted

-110.37%DOWNSIDE

Target Price

$8

Current Price

$16.83

Analyzed by

12 Analysts

Target

$8.00

Rallybio target price $8, a slight downside of -110.37% compared to current price of $16.83. According to 12 analysts rating.

Indian Investors' Interest in Rallybio Stock

Search interest for Rallybio Stock has increased by 33% in the last 30 days, reflecting an upward trend in search activity.

Time period: to

Change:33% versus previous 30 day period

Rallybio Quarterly Profit & Loss

All numbers in Millions USD

Mar 2024
Jun 2024
Sep 2024
Dec 2024
Mar 2025
Jun 2025
Sep 2025
Dec 2025
Mar 2026
Jun 2026
Total Revenue
-
0
0
0
0
0
0
0
0
-
Gross Profit
0
0
-7
0
-5
-5
-3
-3
0
-
Operating Income
-19
-17
-12
-11
-9
-10
-6
-6
-4
-5
EBITDA
-19
-17
-12
-11
-9
-10
-6
-6
-4
44
Interest Expense
-
-
-
-
-
-
-
-
-
-
Depreciation
0
0
0
0
0
0
0
0
0
0
Income Before Tax
-19
-16
-11
-11
-9
-9
16
-5
-8
44
Income Tax Expense
0
0
-
0
-
0
-
-
-
1
Net Income
-19
-16
-11
-11
-9
-9
16
-5
-8
43
Net Profit Margin
0.00%
-5430.10%
-3834.78%
-29063.16%
-4452.36%
-4576.89%
7554.72%
-2636.04%
-3904.72%
0.00%

Rallybio Annual Profit & Loss

All numbers in Millions USD

Dec 2019
Dec 2020
Dec 2021
Dec 2022
Dec 2023
Dec 2024
Dec 2025
Total Revenue
-
-
-
-
-
0
0
Gross Profit
0
0
0
0
0
-38
0
Operating Income
-17
-25
-45
-67
-78
-60
-28
EBITDA
-17
-25
-45
-67
-78
-60
-27
Interest Expense
0
0
0
2
-
-
-
Depreciation
0
0
0
0
0
0
0
Income Before Tax
-17
-26
-47
-66
-74
-57
-8
Income Tax Expense
0
0
1
-1
-2
-2
-
Net Income
-17
-26
-47
-66
-74
-57
-8
Net Profit Margin
0.00%
0.00%
0.00%
0.00%
0.00%
-9084.12%
-1046.39%

Rallybio Quarterly Cash Flow

All numbers in Millions USD

Jun 2024
Sep 2024
Dec 2024
Mar 2025
Jun 2025
Sep 2025
Dec 2025
Mar 2026
Jun 2026
Net Income
-16
-11
-11
-9
-9
16
-5
-8
43
Operating Cash Flow
-10
-13
-9
-10
-8
-6
-4
-7
45
Investing Cash Flow
2
22
-1
11
3
29
3
17
5
Financing Cash Flow
5
0
0
-
0
-
0
0
0
Change in Cash
-2
8
-11
0
-5
22
0
9
51

Rallybio Annual Cash Flow

All numbers in Millions USD

Dec 2020
Dec 2021
Dec 2022
Dec 2023
Dec 2024
Dec 2025
Net Income
-26
-47
-66
-74
-57
-8
Operating Cash Flow
-22
-45
-57
-60
-49
-29
Investing Cash Flow
-2
-2
-112
27
33
47
Financing Cash Flow
144
82
51
0
5
0
Change in Cash
120
35
-118
-32
-10
17

Mutual Funds that own Rallybio Stock

Check out the Mutual Funds with significant holdings in Rallybio.

Funds
Holdings
Shares Held
VANGUARD INDEX FUNDS
2.109782%
112040
TIAA-CREF Funds
0.789944%
41950
Fidelity Concord Street Trust
0.488767%
25956
Northern Funds
0.168439%
8945
DFA INVESTMENT DIMENSIONS GROUP INC
0.086715%
4605

Global Institutional Holdings in Rallybio

Funds
Holdings
Ron Hunt
62.17%
Andreas Halvorsen
9.87%
Vanguard
3.15%
iShares
0.22%
Dimensional
0.22%

Insights on Rallybio

Insights help you understand the recent movement of the company's critical parameters, giving you an overall view of the company.

  • imgPOSITIVE IMPACT

    Price Rise

    img

    In the last 6 months, RLYB stock has moved up by 232.6%

  • imgNO EFFECT

    Against Peers

    img

    In the last 1 year, Revolution Medicines, Inc. Common Stock has given 466.0% return, outperforming this stock by 229.9%

  • imgNO EFFECT

    Against Peers

    img

    In the last 3 years, Revolution Medicines, Inc. Common Stock has given 586.8% return, outperforming this stock by 647.8%

About Rallybio

Rallybio Corporation, a clinical-stage biotechnology company, engages in the development and commercialization of life-transforming therapies for patients suffering from severe and rare diseases. Its lead product candidate is the RLYB116, an inhibitor of complement component 5 (C5) to treat several diseases of complement dysregulation which has completed phase 1 trial; and RLYB332, a preclinical antibody, for the treatment of severe anemia with ineffective erythropoiesis and iron overload. The company has a strategic alliance with AbCellera to discover, develop, and commercialize novel antibody-based therapeutics for rare diseases, as well as collaboration agreement with Johnson & Johnson to provide therapeutic solutions for pregnant individuals at risk of fetal and neonatal alloimmune thrombocytopenia. Rallybio Corporation was founded in 2018 and is headquartered in New Haven, Connecticut.
OrganisationRallybio
Headquarters234 Church Street, New Haven, CT, United States, 06510
IndustryBiotechnology
CEODr. Stephen Uden M.D., MBBS
E-voting on sharesClick here to vote

Key Management of Rallybio

Name

Title

Dr. Martin W. MacKay Ph.D.

Co-Founder & Chairman

Dr. Stephen Uden M.D., MBBS

Co-Founder, President, CEO & Director

Mr. Jonathan I. Lieber M.B.A.

CFO & Treasurer

FAQs

What is Rallybio share price today?

Rallybio share price today is $16.83 as on at the close of the market. Rallybio share today touched a day high of $16.95 and a low of $16.55.

What is the 52 week high and 52 week low for Rallybio share?

Rallybio share touched a 52 week high of $17.57 on and a 52 week low of $3.67 on . Rallybio stock price today i.e. is closed at $16.83,which is 4.23% down from its 52 week high and 358.57% up from its 52 week low.

What is Rallybio's market capitalisation today?

Rallybio market capitalisation is $0.00T as on .

How to invest in Rallybio Stock (RLYB) from India?

  1. Step 1: Open a free US stocks account on INDmoney App and transfer your Rupees into Dollars to your INDmoney US stocks account. For a step by step instruction, check How to Transfer Money to Your US Stocks Account .
  2. Step 2: Search for Rallybio on INDmoney app. Click on Buy button. You can invest as low as $1.5 in Rallybio Shares that will get you 0.0891 shares as per Rallybio share price of $16.83 per share as on August 22, 2026 at 8:46 am IST.

What is the minimum amount required to buy Rallybio Stock (RLYB) from India?

Indian investors can start investing in Rallybio (RLYB) shares with as little as ₹95.71 or $1 (as of ) using the INDmoney app.
For example: If you want to invest $10 or ₹957.10 in Rallybio stock (as per the Rupee-Dollar exchange rate as on ). Based on Rallybio share’s latest price of $16.83 as on August 22, 2026 at 8:46 am IST, you will get 0.5942 shares of Rallybio. Learn more about fractional shares .

What are the returns that Rallybio has given to Indian investors in the last 5 years?

Rallybio stock has given -85.61% share price returns and 29.17% dollar appreciation to an Indian investor in the last 5 years.
Read more about How do Currency Exchange Rates impact your returns on US Stock Investments?